> BTW, why 'G' for Mogul? The D&RGW certainly
> didn't have Mountains or Mallets
> before they had Moguls.
> And SFAIK they never imported any Matildas
> from the Antipodes nor ever owned ANY
> Mastodons . . .
>
Because this system wasn't used until 1924, by which time the D&RGW did indeed have Mountains & Mallets as well as Moguls.
Before 1924 the system used was just Class ###(sometimes with and N or an S here to indicate gauge) where ### was the engine wieght in thousands of pounds.
hank